/**
 * Copyright (c) 2013-2022, Alibaba Group Holding Limited;
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * <p>
 * http://www.apache.org/licenses/LICENSE-2.0
 * </p>
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.aliyun.polardbx.binlog;

import com.aliyun.polardbx.binlog.error.PolardbxException;
import com.aliyun.polardbx.binlog.util.SystemDbConfig;

public class DbConfigDataProvider implements IConfigDataProvider {
    @Override
    public String getValue(String key) {
        if (!SpringContextHolder.isInitialize()) {
            throw new PolardbxException(
                "spring context not initialize , can not use system db config get config by key : " + key);
        }
        return SystemDbConfig.getCachedSystemDbConfig(key);
    }
}
